Baby walker



FIG. 1 is an upper perspective view of a baby walker showing my new design.

FIG. 2 is a front elevation view thereof;

FIG. 3 is rear elevation view thereof;

FIG. 4 is a side elevation view thereof;

FIG. 5 is an opposite side elevation view thereof; and,

FIG. 6 is a top plan view thereof. 

CLAIM The ornamental design for a baby walker, as shown and described. 